OHA Drinking Water Services
OR41
PWS ID: 00187 ---- CLACKAMAS RIVER WATER
Lead & Copper

More Information
Summary Results
Detailed Results
Corrosion Control
Service Lines
90th Percentile Summary Results

Sample Dates Date
Received		 Sample
Count		 Frequency Lead
(mg/L)		 Copper
(mg/L)		 Consumer
Notice Date
1/6/2022  -  1/20/20226/9/2022 63 6 months 0.0060 0.078 6/9/2022
12/10/2021  -  12/21/20211/10/2022 63 6 months 0.0030 0.082 1/21/2022
3/4/2021  -  3/23/20216/24/2021 60 6 months 0.0050 0.085 4/28/2021
12/1/2020  -  12/21/20201/8/2021 61 6 months 0.0040 0.105 1/15/2021
8/8/2018  -  8/20/201810/5/2018 51 3 years 0.0020 0.065 10/2/2018
8/4/2015  -  8/17/20159/28/2015 39 1 year 0.0040 0.052
6/10/2014  -  6/23/20149/4/2014 46 1 year 0.0030 0.057
6/12/2013  -  7/1/20138/13/2013 45 1 year 0.0070 0.054
9/6/2012  -  10/22/201211/8/2012 62 6 months 0.0040 0
5/1/2012  -  6/7/20127/6/2012 60 6 months 0.0050 0
6/23/2011  -  7/11/20119/30/2011 31 3 years 0.0170 0.100
8/18/2008  -  8/25/200810/8/2008 31 3 years 0.0140 0.150
6/17/2005  -  7/29/200510/10/2005 33 3 years 0.0140 0.280
8/26/2002  -  10/4/200210/10/2002 32 3 years 0.0120 0.240
1/1/1999  -  6/1/199910/12/1999 30 3 years 0.0030 0.230
1/1/1996  -  6/27/199610/10/1996 30 1 year 0.0045 0.220
1/1/1995  -  7/11/199510/11/1995 30 1 year 0.0040 0.420
1/1/1994  -  6/1/199410/7/1994 30 1 year 0.0030 0.430
1/1/1993  -  5/28/19936/28/1993 60 6 months 0.0080 0.580
7/1/1992  -  10/17/199211/17/1992 60 6 months 0.0130 0.470


More information for this water system: SDWIS ID 4544
System Info  ::  Report for Lenders  ::  Alerts  ::  Violations  ::  Compliance & Enforcement  ::  Contacts & Advisories  ::  Site Visits  ::  Public Notice
Coliform Summary  ::  Coliform Results  ::  Coliform Schedules  ::  LT2  ::  GW/GWUDI Source Details  ::  Plan Review  ::  Annual Fee
Chemical Summary  ::  Chemical Results  ::  Chemical Schedules  ::  Chemical Schedule Summary  ::  Arsenic RAA  ::  Cyanotoxins  ::  PFAS
Lead & Copper  ::  DBP Sample Sites  ::  FANLs  ::  MRDL  ::  GWR 4-Log  ::  Turbidity  ::  SWTR  ::  LRAA
Corrosion Control has moved to the Lead & Copper page.
Information for all water systems:
Water System Inventory  ::  Water System Surveys  ::  Outstanding Performers  ::  Treatment Plant Inspections  ::  Treatment  ::  Plan Reviews
Alerts  ::  Violations  ::  Compliance & Enforcement  ::  Deficiencies  ::  System Scores  ::  Exceedances  ::  Public Notices  ::  Service Lines
Water Advisories  ::  Contact Reports  ::  Cyanotoxins  ::  PFAS  ::  Post-wildfire VOCs  ::  Fluoride  ::  Certification List
Introduction  ::  Data Search Options  ::  Water System Search  ::  DWS Home  ::  DWS Rules
Need help? Email Drinking Water Services for assistance.Staff/Partner Login